body,
ul,
ol,
dl,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
p,
form,
fieldset,
legend,
input,
textarea,
select,
button,
th,
td {
    margin: 0;
    padding: 0;
}

th,
em,
strong,
b,
address,
cite {
    font-style: normal;
    font-weight: normal;
}
table {
    font-size: inherit;
}
li {
    list-style-image: none;
    list-style-position: outside;
    list-style-type: none;
}
h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%;
    font-weight: normal;
}
input{
    border: none;
    -webkit-box-shadow: 0 0 0px 1000px white inset;     
}
img,
fieldset {
    border: 0 none;
}
ins {
    text-decoration: none;
}
html{background: #fff;}
/*图片垂直对齐*/
.valign{text-align:center;}
.valign:after{content:"";display:inline-block;vertical-align:middle;height:100%;}

/*溢出隐藏出现省略号*/
.over{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/*万能清除法*/
.clear{zoom:1;/*解决ie67的高度塌陷问题*/}
.clear:before{content:"";display:table;}/*解决第一个子元素margin-top向上传递问题*/
.clear:after{content:"";display:block;clear:both;}

.l{float:left;}
.r{float:right;}

/*多行显示省略号*/
.moreline{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow:hidden;
    text-overflow: ellipsis;

}